All three decanters have undergone a kind of metamorphosis In the Fatto a Mano Edition they have optical blown glass and a blackwhiteblack ornamental line that enhances their dynamic designs The art of optically blown glass originated in Venice the cradle of the most superior glassblowing techniques Nowadays there are not many glass blowers who are proficient in this method RIEDEL recommends Amadeo and Cornetto for more mature wines and for champagne Mamba is perfect for young wild wines that benefit from this decanters dual decanting function